The design of smartphones is often a key factor in the purchasing decision. The Samsung Galaxy A55 5G sports a glass back with a minimalist arrangement of photo sensors, which appear to be simply placed on the case, offering a clean look. The sleep and volume management buttons have a slight domed effect. This model is available in blue, dark blue, lilac, and lime. The Xiaomi Redmi Note 13 Pro offers a different aesthetic with a fairly refined finish, particularly in terms of its photo sensors, without artifice and which includes colors such as black, purple, and green. The design is less minimalist compared to the Samsung. As for the iPhone 15, it continues to follow Apple’s tradition with a sleek design and an arrangement of photo sensors in a square at the top left of the device. It is available in several colors such as pink, yellow, green, blue, and black, with an aluminum frame. In terms of shape, the smartphones have varied profiles: the Samsung and the Xiaomi with slightly rounded edges, while the iPhone 15 offers a flatter profile.
The Samsung Galaxy A55 5G and the Xiaomi Redmi Note 13 Pro are exactly the same height (161.1 mm), but the Xiaomi is slightly narrower (75 mm compared to 77.4 mm for the Samsung) and thinner (8 mm compared to 8.2 mm). The weight of the Samsung is 213 grams, making it the heaviest of the three. On the other hand, the Xiaomi is significantly lighter at 187 grams. The iPhone 15, on the other hand, is significantly more compact and lighter, with dimensions of 147.6×71.6×7.8 mm and a weight of 171 grams, making it the ideal choice for those who prefer a smaller phone and more manageable.
Which is the most powerful and which is the best screen?
The heart of a smartphone, its processor, plays a crucial role in the overall performance of the device and its overall experience. The Samsung Galaxy A55 5G is equipped with the Samsung Exynos 1480 processor, with 8 GB of RAM and an internal memory option of 128 GB or 256 GB, expandable via a micro SD type memory card. The Xiaomi Redmi Note 13 Pro uses the MediaTek Helio G99 Ultra, available in 8 GB or 12 GB of RAM and offers a more generous storage capacity of 256 GB or 512 GB, without micro SD expansion. The iPhone 15 runs on the powerful Apple A16 chipset accompanied by 6 GB of RAM. Although it offers multiple storage options from 128GB to 1TB, it does not allow memory expansion.
In terms of raw power, the iPhone with its A16 is often positioned at the top of the benchmarks, followed by the MediaTek Helio G99 Ultra for its robust performance suitable for gaming and finally the Exynos 1480 which ensures solid performance although slightly lower than the other two .
Regarding the display, all three models use AMOLED technology, known for its deep blacks and vivid colors. The iPhone 15 features a small 6.1-inch screen size but makes up for it with an impressive peak brightness of 2000 cd/m² and supports both HDR10+ and Dolby Vision, making it ideal for high-definition video content. definition. Its refresh rate is limited to 60 Hz, which can be a disadvantage for fast-paced games or smooth scrolling.
Both the Samsung Galaxy A55 5G and Xiaomi Redmi Note 13 Pro offer a 120Hz refresh rate for a smoother viewing experience. The Xiaomi stands out with a peak brightness of 1800 cd/m² compared to 1000 cd/m² for the Samsung, making the Xiaomi screen brighter in conditions of strong outdoor light.
What configurations for photos and what connectivity?
The Xiaomi Redmi Note 13 Pro shines with its 200-megapixel main sensor, followed by an ultra-wide-angle module and another dedicated to macro mode shooting, offering impressive versatility for photography enthusiasts. The Samsung Galaxy A55 5G offers a 50-megapixel optically stabilized main sensor, and additional sensors for ultra-wide and macro views, ensuring good overall image quality. However, the iPhone 15, with its 48-megapixel sensor and telephoto lens, particularly excels in portrait and low-light conditions thanks to Apple’s optical stabilization and advanced software management. The iPhone’s selfie sensor is also superior in terms of definition compared to that of the Xiaomi.
In terms of connectivity, all models support 5G and Bluetooth. The Xiaomi Redmi Note 13 Pro is distinguished by the presence of an infrared transmitter allowing it to be used as a universal remote control. It also has a jack for connecting headphones. All three models offer stereo options for speakers, but only the iPhone 15 lacks an audio jack. Waterproof certifications also vary: the iPhone 15 is the most resistant with IP68, followed by the Samsung Galaxy A55 5G with IP67 and the Xiaomi Redmi Note 13 Pro with IP54, the latter of which can only withstand splashes of water when two others can dive in and roll around in the dust without fear.
Finally, for autonomy, note that the Samsung Galaxy A55 5G and the Xiaomi Redmi Note 13 Pro both offer a capacity of 5000 mAh, thus promising excellent duration of use. However, the Xiaomi stands out for its higher charging power of 67 watts, compared to 25 watts for the Samsung, which means faster recharges. Neither supports wireless charging. The iPhone 15 stands out with its wireless charging functionality and reverse charging, although its battery is smaller at 3,349 mAh. This could affect its overall autonomy, but Apple generally optimizes energy management well at the software level and its 60 Hz screen also gives it lower consumption.
